tantalum pentoxide

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• Tantalum pentoxide — Identifiers CAS number 1314 61 0 …   Wikipedia

• Tantalum — (pronEng|ˈtæntələm) (formerly tantalium IPA|/tænˈtæliəm/) is a chemical element with the symbol Ta and atomic number 73. A rare, hard, blue grey, lustrous, transition metal, tantalum is highly corrosion resistant and occurs naturally in the… …   Wikipedia

• tantalum carbide — noun : a very high melting heavy dark yellow or brown crystalline compound TaC that is one of the hardest substances known, that is made by heating carbon with tantalum or tantalum pentoxide at high temperatures, and that is used in the cutting… …   Useful english dictionary

• tantalum oxide — noun : an oxide of tantalum; especially : the crystalline pentoxide Ta2O5 obtained by igniting tantalum in air or oxygen and used in making optical glass and tantalum carbide …   Useful english dictionary

• Niobium pentoxide — IUPAC name Niobium(V) oxide …   Wikipedia

• Lau Wai Shing — Wai Shing Lau (simplified Chinese name: 刘偉成, born July 29, 1955 in Hong Kong) is also known as Lau Wai Shing. The family name of Lau is sometimes spelled as Liu like Liu Bang (founder of the Han dynasty) or Liu Shaoqi or Liu Bocheng. This is… …   Wikipedia

• Mineral industry of Mozambique — The Mineral industry of Mozambique plays a significant role in the world’s production of aluminium, beryllium, and tantalum.[1] In 2006, Mozambique s share of the world s tantalum mine output amounted to 6%; beryllium, 5%; and aluminium, 2%.[1]… …   Wikipedia

• Rynersonite — (Ca(Ta,Nb)2O6) is a mineral found in southern California, near San Diego. It is dull, translucent mineral, fibrous in nature. Usually off white to pale pink in color. It consists mostly of Tantalum pentoxide and Niobium Pentoxide with trace… …   Wikipedia

• Changbaiite — General Category Oxide minerals Chemical formula PbNb2O6 Strunz classification 04.DF.10 …   Wikipedia

• Ruthenium — (pronEng|ruːˈθiːniəm) is a chemical element that has the symbol Ru and atomic number 44. A rare transition metal of the platinum group of the periodic table, ruthenium is found associated with platinum ores and used as a catalyst in some platinum …   Wikipedia

• Tantite — is a rare tantalum oxide mineral with formula: Ta2O5. Tantite forms transparent microscopic colorless triclinic pedial crystals with an adamantine luster. It has a Mohs hardness of 7 and a high specific gravity of 8.45. Chemical analyses show… …   Wikipedia